Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kub.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 14:59:44 UTC · ↺ Refresh
MX Hostnames
- kub-org.mail.protection.outlook.com
MX Priorities
- kub-org.mail.protection.outlook.com: 0
A / AAAA Records
- 204.238.198.25 (no PTR)
Mail Server IPs
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.kub.org hostmaster.kub.org 20250135 900 600 86400 3600
Primary NS (mname)
ns1.kub.org
Admin Email (rname)
hostmaster@kub.org
Serial
20250135
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns3.kub.org
ns2.kub.org
ns1.kub.org
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:sendgrid.net include:mobitv.com ip4:208.91.255.4 ip4:208.91.255.5 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- apple-domain-verification=uAa0ZcsnzBynXuzA
- SPFv=spf1 mx include:spf.protection.outlook.com include:sendgrid.net include:mobitv.com ip4:208.91.255.4 ip4:208.91.255.5 -all
- autodesk-domain-verification=hn76gkuL6ZSylbcA6x3C
- smartsheet-site-validation=FRD-X6F7gOKt9rDwHHr2O9LTIIIsz25a
- xbFVhG5lFjJQEtdTIN9vlrlyEd4h2HCSrMJH6nFkbj4OuCPxUWx899ft4ZzxXThhFe3uNqi4ZztQu/Izz9QcAg==
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